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IBM, Signal, and Threema Partner to Fortify Messaging Against Quantum Threats - Quantum Computing Report IBM researchers are collaborating with the developers of Signal and Threema to design cryptographic systems capable of resisting future quantum attacks. The partnership aims to adapt messaging protocols and

IBM, Signal, and Threema Partner to Fortify Messaging Against Quantum Threats

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https://quantumcomputingreport.com/ibm-signal-and-threema-partner-to-fortify-messaging-against-quantum-threats/

RIKEN and IBM Demonstrate Quantum-Centric Supercomputing at Scale - Quantum Computing Report RIKEN and IBM have successfully executed a closed-loop hybrid workflow utilizing the full capacity of the Fugaku supercomputer and an on-premises IBM Quantum Heron processor.

RIKEN and IBM Demonstrate Quantum-Centric Supercomputing at Scale

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https://quantumcomputingreport.com/riken-and-ibm-demonstrate-quantum-centric-supercomputing-at-scale/

JIJ Europe Collaborates with ORCA Computing, bp, and NQCC on Energy Optimization - Quantum Computing Report JIJ Europe Ltd., the UK subsidiary of JIJ Inc., has commenced a collaborative project with ORCA Computing, bp, and the National

JIJ Europe Collaborates with ORCA Computing, bp, and NQCC on Energy Optimization

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https://quantumcomputingreport.com/jij-europe-collaborates-with-orca-computing-bp-and-nqcc-on-energy-optimization/

Quantum Code Design Boosts Error Correction Previously, building dependable quantum computers demanded identical, error-free components. Now, a threshold of 0. 4—exceeding prior limits of approximately 0.

Quantum Code Design Boosts Error Correction

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https://quantumzeitgeist.com/quantum-error-correction-codes-17/

Liquid Metal Links Promise Resilient Quantum Computer Modules Previously, building larger superconducting quantum computers meant accepting inevitable fabrication errors and discarding faulty components. Now, circuits can be reconfigured without disruption, thanks to micro-scale liquid-metal interconnects enabling non-destructive module replacement. This offers a pathway to scalable quantum systems by allowing faulty parts to be swapped without dismantling the entire processor.

Liquid Metal Links Promise Resilient Quantum Computer Modules

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https://quantumzeitgeist.com/quantum-computer-liquid-metal-interconnects/

Network Design Controls Quantum Particle Confinement Within Structures Until now, quantum walks were thought to require disorder to become confined within a network. New analysis demonstrates strong localisation can arise solely from network structure and spectral degeneracy, a phenomenon termed disorder-free localisation. This work on barbell and star-of-cliques graphs reveals how network connectivity dictates quantum transport, opening avenues for designing controllable quantum systems.

Network Design Controls Quantum Particle Confinement Within Structures

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https://quantumzeitgeist.com/quantum-particle-confinement-networks/

Quantum Simulations Reach 200 Qubits With New Accelerated Computing Method Within a single NVIDIA GPU, a ruthenium catalyst boasting 124 qubits just yielded its ground-state energy with greater accuracy than existing classical methods. Previously, expectations placed quantum advantage for chemical simulations around 50 qubits, but this work demonstrates precise calculations on conventional hardware at a scale exceeding that threshold. The boundary for demonstrable quantum speedup may now lie beyond 200 qubits, altering the trajectory of quantum computing in chemistry.

Quantum Simulations Reach 200 Qubits with New Accelerated Computing Method

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https://quantumzeitgeist.com/quantum-simulations-gpu-acceleration/

Two-Qubit Gate Performance Now Optimises Via Just Two Measured States Inside a cryostat, calibration of a two-qubit gate typically demands complex measurements, hindering practical optimisation. Now, a simplified benchmarking protocol allows closed-loop control – previously exclusive to open-loop methods – using data from just two quantum states. This advance promises to accelerate development of stable quantum computers based on nitrogen-vacancy centres in diamond.

Two-Qubit Gate Performance Now Optimises Via Just Two Measured States

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https://quantumzeitgeist.com/two-qubit-gate-performance-now-optimises-via-just-two-measured-states/

Xanadu Partners with ARLIS for Quantum Zero Trust Architecture - Quantum Computing Report Xanadu Quantum Technologies has partnered with the Applied Research Laboratory for Intelligence and Security (ARLIS) at the University of Maryland to develop security standards for quantum computing. Sponsored by

Xanadu Partners with ARLIS for Quantum Zero Trust Architecture

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https://quantumcomputingreport.com/xanadu-partners-with-arlis-for-quantum-zero-trust-architecture/

Xanadu and ETRI Partner for Fault-Tolerant Quantum Algorithm Design - Quantum Computing Report Xanadu Quantum Technologies has partnered with the Electronics and Telecommunications Research Institute (ETRI) of South Korea on a two-year research project focused on fault-tolerant quantum computing (FTQC). Supported by a grant from

Xanadu and ETRI Partner for Fault-Tolerant Quantum Algorithm Design

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https://quantumcomputingreport.com/xanadu-and-etri-partner-for-fault-tolerant-quantum-algorithm-design/

IonQ and University of Cambridge Establish Quantum Innovation Centre - Quantum Computing Report IonQ and the University of Cambridge have entered into a research agreement to establish the IonQ Quantum Innovation Centre. Based at the Ray Dolby Centre within the

IonQ and University of Cambridge Establish Quantum Innovation Centre

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https://quantumcomputingreport.com/ionq-and-university-of-cambridge-establish-quantum-innovation-centre/

IQM Deploys 20-Qubit Quantum Computer at Aalto University - Quantum Computing Report IQM Quantum Computers delivered a 20-qubit superconducting quantum computer, named Aalto Q20, to Aalto University in Finland. The system is operational on-premises, representing the fourth quantum computer IQM has deployed within the Finnish ecosystem. This delivery

IQM Deploys 20-Qubit Quantum Computer at Aalto University

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https://quantumcomputingreport.com/iqm-deploys-20-qubit-quantum-computer-at-aalto-university/

DARPA Expands Quantum Benchmarking Initiative (QBI) with New Stage A Solicitation - Quantum Computing Report DARPA has issued a new solicitation, DARPA-PA-26-02-02, inviting new participants to join Stage A of the Quantum Benchmarking Initiative (QBI). This expansion aims to evaluate distinct quantum computing architectures

DARPA Expands Quantum Benchmarking Initiative (QBI) with New Stage A Solicitation

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https://quantumcomputingreport.com/darpa-expands-quantum-benchmarking-initiative-qbi-with-new-stage-a-solicitation/

Diamond And Lithium Niobate Combine To Build Efficient Quantum Light Channels Previously, linking diamond’s quantum memories to photonic control systems meant accepting substantial signal loss. Now, light can be transferred between diamond and lithium niobate with a loss of only 1 dB per coupler, a step towards scalable quantum networks. This integration allows efficient capture of light from diamond defects and transfer to a lithium niobate circuit for manipulation.

Diamond and Lithium Niobate Combine to Build Efficient Quantum Light Channels

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https://quantumzeitgeist.com/diamond-and-lithium-niobate-combine-to-build-efficient-quantum-light-channels/

Scalable Postselection Reduces Quantum Computing’s Error Correction Demands Until now, quantum error correction demanded resource states fixed in size, or endlessly layered to manage expanding computational needs. Scalable postselection offers a different path, allowing resource sizes to grow with the complexity of the problem itself. This technique demonstrably reduces overhead by a factor of four when implementing logical gates via teleportation, potentially accelerating progress towards practical quantum computation.

Scalable Postselection Reduces Quantum Computing’s Error Correction Demands

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https://quantumzeitgeist.com/scalable-postselection-reduces-quantum-computings-error-correction-demands/

Quantum Error Correction Gains A Clearer Building Mechanism For Robust Codes Until now, assembling complex quantum codes has relied on mathematical descriptions alone. New work reveals how to physically build these codes by stacking components and selectively eliminating errors, uniting previously disparate methods like anyon condensation. This provides a clear, intuitive framework extending beyond topological systems and opening avenues for more efficient quantum error correction.

Quantum Error Correction Gains a Clearer Building Mechanism for Robust Codes

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https://quantumzeitgeist.com/quantum-error-correction-gains-a-clearer-building-mechanism-for-robust-codes/

NQCC To Strengthen Collaboration Within UK Quantum Ecosystem The National Quantum Computing Centre is launching an Industry Network to connect quantum computing providers, partners, and users. This initiative aims to strengthen collaboration and shape the future of the UK’s quantum ecosystem.

NQCC to Strengthen Collaboration Within UK Quantum Ecosystem

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https://quantumzeitgeist.com/nqcc-quantum-collaboration/

Zapata Quantum Expands Expertise With New Advisory Board Members Zapata Quantum has added Steve Suarez, Steven Lau, and M. Jeff Brittain to its Growth Advisory Board, bringing industry experience to the company’s work in quantum computing application and algorithm development. These appointments aim to strengthen Zapata’s position as it expands commercial efforts and delivers value across sectors like chemistry, finance, and defense.

Zapata Quantum Expands Expertise with New Advisory Board Members

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https://quantumzeitgeist.com/zapata-quantum-advisory-board-expansion/

ZeroRISC Delivers Production-Grade Post-Quantum Cryptography For Open Silicon ZeroRISC has released an open-source cryptographic hardware and software stack, supporting both current and post-quantum operations. This solution combines the configurableCryptolib library with an open-source silicon platform, including a programmable coprocessor and dedicated hardware accelerators.

ZeroRISC Delivers Production-Grade Post-Quantum Cryptography for Open Silicon

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https://quantumzeitgeist.com/zerorisc-post-quantum-cryptography-4/

IBM Research Highlights Potential For Quantum Computers To Break Encryption Currently secure messaging apps, like Signal, rely on encryption that would take classical computers billions of years to break, but the development of quantum computing presents a potential challenge to this security. Quantum computers, utilizing qubits and properties like superposition and entanglement, may be exponentially faster at solving the complex mathematical problems that protect data online.

IBM Research Highlights Potential for Quantum Computers to Break Encryption

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https://quantumzeitgeist.com/ibm-quantum-encryption/

AMI Labs Founded By Yann LeCun Secures Funding To Build AI Focused On World Understanding Advanced Machine Intelligence (AMI) Labs has secured $1.03 billion in seed funding to develop artificial intelligence systems focused on understanding the world, reasoning, and planning. The company aims to create AI that possesses persistent memory and is both controllable and safe.

AMI Labs Founded By Yann LeCun Secures Funding to Build AI Focused on World Understanding

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https://quantumzeitgeist.com/ami-labs-ai-funding/

Xanadu Advances Quantum Simulations For Aerospace With AMD Technologies Xanadu Quantum Technologies demonstrated advancements in applying quantum computing to aerospace engineering, specifically through computational fluid dynamics simulations. Utilizing PennyLane quantum software with AMD high-performance computing on the AMD DevCloud, the company ran a hybrid quantum-classical program with a significant scale of qubits and quantum gates.

Xanadu Advances Quantum Simulations for Aerospace with AMD Technologies

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https://quantumzeitgeist.com/xanadu-quantum-aerospace-simulations/

Sovereign AI Launches £500M Venture Fund To Support AI Founders The UK Government has launched Sovereign AI, a new venture fund providing £500 million in support of artificial intelligence founders. The fund aims to enable companies to begin, grow, and compete internationally, building on the UK’s history of innovation in the field.

Sovereign AI Launches £500M Venture Fund to Support AI Founders

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https://quantumzeitgeist.com/sovereign-ai-fund/

IonQ and ARLIS Partner to Develop Zero Trust Framework for Quantum Systems

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https://quantumcomputingreport.com/ionq-and-arlis-partner-to-develop-zero-trust-framework-for-quantum-systems/

Xanadu and AMD Execute Hybrid Quantum CFD Simulations for Aerospace - Quantum Computing Report Xanadu Quantum Technologies and AMD have integrated the PennyLane quantum software library with the AMD DevCloud to execute Computational Fluid Dynamics (CFD) simulations in a

Xanadu and AMD Execute Hybrid Quantum CFD Simulations for Aerospace

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https://quantumcomputingreport.com/xanadu-and-amd-execute-hybrid-quantum-cfd-simulations-for-aerospace/

Xanadu Awarded $2.0M ARPA-E Grant for Quantum Battery Research - Quantum Computing Report Xanadu Quantum Technologies has been awarded $2,027,507 by the U.S. Department of Energy’s Advanced Research Projects Agency-Energy (ARPA-E). The grant is part of the Quantum Computing for Computational Chemistry

Xanadu Awarded $2.0M ARPA-E Grant for Quantum Battery Research

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https://quantumcomputingreport.com/xanadu-awarded-2-0m-arpa-e-grant-for-quantum-battery-research/

Successive randomized compression: A randomized algorithm for the compressed MPO-MPS product Chris Camaño, Ethan N. Epperly, and Joel A. Tropp, Quantum 10, 2022 (2026). Tensor networks like matrix product states (MPSs) and matrix product operators (MPOs) are powerful tools for representing exponentially large states and operators, with applications in quant…

Successive randomized compression: A randomized algorithm for the compressed MPO-MPS product

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https://quantum-journal.org/papers/q-2026-03-10-2022/

Automated generation of photonic circuits for Bell tests with homodyne measurements Corentin Lanore, Federico Grasselli, Xavier Valcarce, Jean-Daniel Bancal, and Nicolas Sangouard, Quantum 10, 2021 (2026). Nonlocal quantum realizations, certified by the violation of a Bell inequality, are core resources for device-independent quantum information processing. Although proof-of-principle experime…

Automated generation of photonic circuits for Bell tests with homodyne measurements

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https://quantum-journal.org/papers/q-2026-03-10-2021/

No-go theorem for heralded exact one-way key distillation Vishal Singh and Mark M. Wilde, Quantum 10, 2020 (2026). The heralded exact one-way distillable secret key is equal to the largest expected rate at which perfect secret key bits can be probabilistically distilled from a bipartite state by means of…

No-go theorem for heralded exact one-way key distillation

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https://quantum-journal.org/papers/q-2026-03-10-2020/

More entropy from shorter experiments using polytope approximations to the quantum set Hyejung H. Jee, Florian J. Curchod, and Mafalda L. Almeida, Quantum 10, 2019 (2026). We introduce a systematic method for constructing polytope approximations to the quantum set in a variety of device-independent quantum random number generation (DI-QRNG) protocols. Our appr…

More entropy from shorter experiments using polytope approximations to the quantum set

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https://quantum-journal.org/papers/q-2026-03-10-2019/